The share of trade is no longer determined by the relative efficiency of suppliers, but by their access to quota rents.  Most sales quotas apply to weekly, monthly, quarterly and annual benefits. The term can also refer to a quantity that you define yourself. For example, someone might say, “During my diet, I consumed my daily quota of fruits and vegetables.” The management of tariff quotas essentially concerns the allocation of import duties at the rate of duty in the quota. .